Missing: Endangered adult out of Pasco

Land O' Lakes, Florida -- Pasco Sheriff's deputies are searching for 23-year-old James Joseph Rathbun who they say was last seen in the area of Land O' Lakes Blvd and Ehren Cutoff Monday.

He is described as 5'10", 175 pounds with brown hair and brown eyes.

It is presumed Rathbun left his home on foot Monday between 7:30 a.m. and 6:00 p.m.

Authorities say Rathbun is not officially diagnosed with any mental health disabilities or physical ailments, but his family believes he may suffer from mental illness. As a result, he may be experiencing psychiatric distress and may be harmful to himself.

Anyone with information is asked to contact the sheriff's office at 727-844-7711.